Can a child actor have just a manager and no agent?

Can a child actor have just a manager and no agent?

Gabrielle Schary (Casting Director) gives expert video advice on: What type of child can succeed in an acting career?; Are certain 'looks' in child actors easier to cast?; Does a child need to have perfect looks to succeed as an actor? and more...

For a while, but you really want, it's for commercial work and print work you want representation, the best job will come through an agent.